CN1062828C - Pick-to-order device - Google Patents

Abstract

An order picking apparatus, particularly for stacking goods (WA), such as stacks of paper, comprising: two shelf system (RS)₁、RS₂) Arranged parallel at a distance from each other, each provided with a plurality of cells (RF), an access device (RBG) capable of being used in a two-shelf system (RS)₁、RS₂In the tunnel between, moving in the longitudinal direction (X) and provided with a Gripping System (GS) for storing and taking goods (WA), an input conveyor (EF) for supplying goods (WA) and a discharge conveyor (AF) for discharging picked-up goods (WA), wherein the Gripping System (GS) can be moved in the direction towards the first Rack System (RS)₁) To a first position (I), to a second position (II) in the longitudinal direction (X), and in a direction towards the shelf system (RS)₂) To a third position (iii) and the infeed conveyor (EF) and/or the discharge conveyor (AF) are arranged to be directed so as to be able to approach the lane in the longitudinal direction (X). The articulated design of the Gripping System (GS) enables the loading and/or unloading of goods via a conveyor running in the longitudinal direction (X), which makes possible a space-saving construction.

Description

The order-picking cell device

From German periodical " foerden und heben " (" transmit and promote ") 19 (1969) No.12, everybody has known a kind of access device that uses in the 727th～732 page in dynamic warehouse, it is as from receiving place or directly from the storing apparatus of the goods of producing tract, or as the goods taking device that takes out goods according to order.By comparison, so-called screen work formula warehouse then is to be divided into independent shelf series, and the tunnel is arranged therebetween, and access device can pass through the tunnel when carrying out access.From the goods on the access belt conveyor in this tunnel of horizontal arrival of the place of receiving or producing tract be sent to specify the tunnel before, receive and place desirable bin by access device.Getting goods then is to utilize identical transmission parts to carry out in the opposite direction.Access device takes out desired goods from this bin, be transferred on the access belt conveyor and along above-mentioned direction and distribute.

The known access device that is used for the order-picking cell device comprises a carriage, and it can move on the track in the tunnel between the two shelf row, and is supporting a column.The lifting piece upper support that can vertically move on column grasping system, and it is deposited and/or be essential when getting goods.When the shelf row are very high, except being laid on ground track, can also guide rail be set in the ceiling zone.Because need the space that supplies carriage and lifting piece to use at ground region, and need the space of using for lifting piece in the ceiling district, the respective regions of commodity shelf system then can not be provided with bin.Because it is the ground and the ceiling space of access device design can not be used to be provided with bin, will make its storage ability that sizable reduction is arranged, special all the more so in the zone of relatively low height.

The present invention at problem provide a kind of simple in structure, the order-picking cell device that needs a little space just can install only.In addition, trellis or modular structure make and can dispose two or more order-picking cell devices adjacent to each other in each row.

The obtained advantage of the present invention particularly in, can make entrance conveyor and/or discharge belt conveyor and press close to the tunnel operation along its length by means of the grasping system that can swing.In the layout in such saving space, can on entrance conveyor, directly accept goods by access device, also can directly on discharge conveyor, discharge goods.Because above-mentioned confession is got on the belt conveyor that action also can be used on horizontal operation, just make the configuration of entrance conveyor and discharge conveyor and trend have alerting ability highly.

In addition, the guide rail of using for the access device carriage, extend in the horizontal direction on half height of two commodity shelf systems only takies the bar-shaped zone that can not be used for bin that is rather narrow of commodity shelf system, from above-mentioned central zone, the bont that is placed on the carriage can be moved upwards up to grasping system under the ceiling, to the next ground that reaches, that is, compare with known access device, ceiling district and floor area all can be used to be provided with the bin that supplies access device to use of two commodity shelf systems.In addition, each entrance conveyor of neighboring devices can not have and selectes the route that it crosses this order-picking cell device difficultly, because this access device can be crossed them at an easy rate.

Below, various embodiments of the present invention are described in detail, they have represented in the accompanying drawings, wherein

Fig. 1 is the planar view of order-picking cell device first embodiment,

Fig. 2 is the planar view of order-picking cell device second embodiment,

Fig. 3 is the planar view of order-picking cell device the 3rd embodiment,

Fig. 4 shows the groundwork of the used access device of order-picking cell device in Fig. 1 to 3,

Fig. 5 is the bont of access device and the lateral plan of grasping system,

Fig. 6 is the complete access device planar view that has bont shown in Fig. 5 and grasping system,

Fig. 7 is the 3 dimensional drawing of the order-picking cell device shown in Fig. 1.

Show to Fig. 1 utmost point simplified schematic the planar view of first embodiment that repeatedly piles up neatly the order-picking cell device that article use.Above-mentioned order-picking cell device comprises two commodity shelf system RS ₁With RS ₂, they dispose and are respectively equipped with many bin RF each other at a certain distance abreast; An access device RBG, it can be at two commodity shelf system RS ₁, RS ₂Between the tunnel in move along longitudinally X; The entrance conveyor EF that can enter along horizontal Z, and the discharge belt conveyor AF that leaves the tunnel of adjoining along longitudinally X from the right side.The switch enclosure of representing with SS is placed in the second commodity shelf system RS ₂The rear portion.And then also showing other entrance conveyor ZEF, it enters and passes this order-picking cell device and arrive adjacent device (not shown) along horizontal Z from the right side.

Access unit RBG comprises that can be made the carriage W that vertical directions X moves in the tunnel, a bont HE and the grasping system GS that can do vertical Y direction adjusting by bont HE who is placed on this carriage W.In Fig. 1, this edge illustrates with cross line perpendicular to the vertical direction of drawing trend.Grasping system GS is installed on the bont HE swingably, can turn over 90 ° or 180 ° and in-position I, II, III.In the primary importance I shown in the dotted line, grasping system GS on horizontal Z towards the first commodity shelf system RS ₁, promptly on the I of position, can carry out the first commodity shelf system RS ₁The handling labor of bin RF.Also be the second place II that is illustrated by the broken lines, grasping system GS points to longitudinally X, that is, can directly be conducted to goods on the discharge conveyor AF on the second place II.In the 3rd position III of representing by solid line, grasping system GS on transverse direction Z towards the second commodity shelf system RS ₂, that is, and can be on the III of position to the second commodity shelf system RS ₂Bin RF carry out loading or unloading.And, also can directly receive on the III of position from the goods that changes on the belt conveyor EF.

Second embodiment of the order-picking cell device shown in Fig. 2 is with different at the 1st embodiment shown in Fig. 1, and wherein entrance conveyor EF enters along longitudinally X, and discharge conveyor AF is then laterally leaving on the Z.

The 3rd embodiment of order-picking cell device shown in Figure 3 is different from preceding two embodiment of Fig. 1 and 2, and wherein, entrance conveyor EF enters along longitudinally X, and discharge conveyor AF also leaves on longitudinally X simultaneously.So just can settle the order-picking cell device of quite big quantity side by side.Entrance conveyor EF is arranged to one on another with discharging belt conveyor AF, makes under the situation of preceding two embodiment, also can be near here when situation about for example will keep in repair.

Fig. 4 illustrates the first commodity shelf system RS that has many bin RF with extremely simple illustration ₁, bin is side by side settled on the longitudinally X of level, and on vertical Y direction be one on another.The Z direction is represented with cross line in Fig. 4, and it is with laterally corresponding along what move towards perpendicular to drawing, and promptly it represents the depth direction of bin RF.The guide rail F that the carriage W of access device RBG uses is at the first shelf RS ₁Half upper edge longitudinally X of height H go up to extend, in Fig. 4, just schematically express.Bont HE is installed on the above-mentioned carriage W, and this will describe in detail in conjunction with Fig. 5 and 6, and the driven member A that it can be regulated on vertical Y direction is supporting the grasping system GS that can move at horizontal Z.As can be seen, this grasping system GS can arrive at each bin RF the mobile of vertical X and by the adjusting of bont HE on the Y direction by carriage W.After arriving at the bin RF of appointment, just can carry out access to the goods WA that dots among Fig. 4 by move the grasping system GS that goes in the position I (seeing Fig. 1～3) along the Z direction.

Fig. 5 and Fig. 6 represent respectively to have grasping system GS bont HE lateral plan and have the planar view of the complete access device RBG of carriage W, bont HE and grasping system GS.This access device RBG is configured in two commodity shelf system RS ₁And RS ₂In the tunnel between (seeing Fig. 1 to 3), and comprise two at relevant shelf RS ₁With RS ₂The U-shaped guide rail at regular intervals each other F of height central authorities.By four rolling RO, in planar view, in above-mentioned two guide rail F, be directed to along directions X for the carriage W of U-shaped.In the inboard of carriage W two shanks, crank KU always is configured in the first fixing hinge GA rotationally ₁On.The other two ends of crank KU are then by the second hinge GA ₂Torsion pass connects each other.The central authorities of connecting rod KO between two crank KU are installed in rotation on the above-mentioned second hinge GA ₂On, an end bearing of this connecting rod the 3rd a hinge GA who is rotatably mounted ₃Driven member A is a fork-shaped, is connected to torsion pass above-mentioned the 3rd hinge GA ₃On, thereby be installed in rotation on the connecting rod KO.

Two crank KU, connecting rod KO and driven member A form a linkwork, and it is designed to its 3rd hinge GA when its connecting rod is driven ₃Realize the pure perpendicular movement along the Y direction during crank KU rotates, driven member A then keeps the three-dimensional pointing of its level in this process.In order to reach this purpose, at first to make the hinge GA of crank KU ₁With GA ₂Between the hinge GA of distance and connecting rod KO ₂With GA ₃Between distance equate.In addition, by two first chains or belt drive RT ₁Come drive link KO with 2: 1 speed ratios through crank KU, simultaneously by second chain or belt drive RT ₂Drive driven member A with 1: 2 speed ratio by connecting rod KO.If tally thing WA of living in is quite heavy, for example for embodiment in what handle is paper buttress, preferably with the chain-driving of strand or double-stranded bar.Like this, two first chains or belt drive RT ₁In each comprise that all torsion pass is connected the first hinge GA ₁On hinge wheel KG ₁, chain KE ₁Be installed in rotation on the second hinge GA ₂Go up and with connecting rod KO torsion pass bonded assembly minor sprocket KK ₁Second chain or belt drive RT ₂Comprise that torsion pass is fixed on the second hinge GA ₂On minor sprocket KK ₂, chain KE ₂Be installed in rotation on the 3rd hinge GA ₃Go up and with driven member A torsion pass bonded assembly hinge wheel KG ₂Minor sprocket KK ₂With hinge wheel KG ₂Be placed in the end of the trough of belt seam of connecting rod KO.

Grasping system GS is installed on the dolly SL, makes it can turn over 180 ° total angle shown in four-headed arrow DPF1 among Fig. 6.The grasping system GS that is represented as in the position III just can enter into position I (seeing Fig. 1 to 3) by 180 ° rotational motion.Under the situation of 90 ° of possible similarly rotational motions, grasping system GS promptly is stretched over position II (seeing Fig. 1 to 3) on the direction in corresponding tunnel on directions X.Dolly SL itself is arranged to it can be moved along horizontal Z on the vehicle guide SF that is installed on the fork-shaped driven member A.By the handled goods WA of grasping system GS is paper buttress shown in broken lines in an embodiment, and they are received within down between blade of a sword BU and the last blade of a sword BO, and blade of a sword can be with respect to blade of a sword BU adjusting down on this.So just can accomplish the actv. clamping, clamp at grasping system GS under the situation of paper buttress and just can guarantee to handle definitely reliably.Following blade of a sword BU is designed to have the fork-shaped of many teeth, and goods WA can be dropped on the conveyer of belt of corresponding interval, perhaps uses the conveyer lifting of this kind shape.In addition, the fork-shaped design-calculated advantage of following blade of a sword BU is when goods WA is packed into bin RF (seeing Fig. 1 to 4), and similarly the unloading and the clamping element of fork-shaped keep this goods when grasping system GS draws back in bin RF.Wherein, unloading is rotated or is moved at the between cog of following blade of a sword BU with the tooth of clamping element.For this purpose, last blade of a sword BO also can be designed to have the fork-shaped of many teeth similarly.

For the purpose of simplifying the description and make it clearer, the actuating device of all not shown carriage W of any thin portion in Fig. 5 and 6, bont HE, dolly SL and grasping system GS.Carriage W can perhaps drive with rack-and-gear with odontoid belt or chain.Bont HE can carriage W goes up and the gear motor of driving crank KU drives with being configured in.Dolly SL can use motor and screw mandrel in Z direction adjusted.The last blade of a sword BO of grasping system GS then can, for example do to regulate with respect to blade of a sword BU down with pneumatic means.

Fig. 7 illustrates the order-picking cell device that is used for intermediate reservoir and uses corresponding to the order-picking cell that the paper of first embodiment shown in Figure 1 is piled up neatly.This order-picking cell device with three dimensional representation comprises: commodity shelf system RS ₁With RS ₂, they schematically are illustrated among Fig. 1; Access device RBG, it can move in the tunnel on the two guide rail F that are placed on half height of shelf; Be placed in the second commodity shelf system RS ₂The switch enclosure SS at rear portion, and entrance conveyor EF and discharge conveyor AF.

May from many printer (not showing among Fig. 7), be collected in entrance conveyor EF with the goods WA (referring to Fig. 4 to 6) of paper buttress form discharging and go up and be conducted to a cog belt/lifting conveyer ZHU by a bending section KS.The goods WA that sends here of X is conducted to the first belt conveyor RIF along the Z direction along its length on cog belt/lifting conveyer ZHU ₁, being raised by two cog belt representing by ZR, above-mentioned first belt conveyor is placed in the second commodity shelf system RS ₂Passage DF in.Above-mentioned passage DF is by the second commodity shelf system RS ₂Two normal bin RF constitute, corresponding shelf therebetween is removed.Odontoid belt/lifting conveyer ZHU also makes the manual input of goods WA become possibility.Manual entrance conveyor HEF is set for this reason, and it passes to cog belt/lifting conveyer ZHU along Z steering handle goods WA, and it reaches the first belt conveyor RIF to goods WA by promoting odontoid belt ZR again.

At the second commodity shelf system RS ₂Passage DF in by the first belt feeder RIF ₁The goods WA that is supplied can be by the grasping system GS clamping of access device RBG.For this purpose, grasping system GS is gone to position III (see figure 1), and by carriage W on length direction X move and at Y direction adjusted bont HE, thereby make it to move on the position of passage DF inboard.Move in the Z direction by means of grasping system, each goods WA will be clamped in (also referring to Fig. 5) between two blade of a sword BO, the BU.Before goods WA effectively clamped, each tooth difference set of following blade of a sword BU was in the first belt conveyor RIF ₁The gap of each belt in.Then, access device RBG just can deposit the goods WA of clamping in second commodity shelf system RS in the current location III of grasping system GS ₂A bin RF in.By grasping system GS along arrow P F ₂Direction is rotated 180 °, and access device RBG can also deposit the goods WA of clamping in first commodity shelf system RS ₁A bin RF in.

In the process of order-picking cell, promptly in the process of goods WA being put together according to order, access device RBG moves holding device GS, makes it move on to the first commodity shelf system RS in position II (see figure 1) ₁The front of corresponding bin RF, perhaps move it the second shelf RS in position III (see figure 1) ₂The front of corresponding bin RF, thereby goods stored WA is clamped immediately effectively.Express this among Fig. 7 from the first commodity shelf system RS ₁Top bin RF in clamp and take away the situation of goods WA.Take out goods WA from this bin RF after, grasping system GS just turns over 90 ° of in-position II (see figure 1)s, moves down along the Y direction then.On the lower position US of the specified grasping system GS of dotted line, goods WA is transferred to the second belt conveyor RIF in Fig. 7 ₂On, this machine X along its length is configured in the end regions in tunnel, at the first commodity shelf system RS ₁The front.In such transport process, each tooth of following blade of a sword BU also is between each belt of belt conveyor.Be sent to the second belt conveyor RIF at goods WA ₂After going up, above mentioned goods WA is just reached near belt conveyor RIF ₂The discharge conveyor AF of end X operation along its length on.Then, discharge conveyor AF makes goods WA be sent to extracting position (not shown among Fig. 7) by cinclides MD.On above-mentioned extracting position, can be removed according to the goods WA that customer requirement has concentrated in together, perhaps continue to transmit to send to corresponding client.

Claims (5)

1. A pick-to-order device, in particular a pick-to-order device for stacked goods (WA), having: Two racking systems (RS ₁ , RS ₂ ), arranged parallel to each other at a certain distance, each provided with a number of grid openings (RF), An access device (RGB), which can move in the longitudinal direction (X) in the aisle between two racking systems (RS ₁ , RS ₂ ) and is provided with a clamping system for accessing goods (WA) (GS), - an input conveyor (EF) for the supply of goods (WA), with A discharge conveyor belt (AF) for discharging picked goods (WA), wherein, The clamping system (GS) can be turned to the first position (I) in the transverse (Z) direction towards the first shelf system (RS ₁ ), and to the second position (II) in the longitudinal direction (X), and turn to the third position (III) in the transverse (Z) direction towards the second racking system (RS ₂ ), and arrange the input conveyor (EF) and/or discharge conveyor (AF) It is close to the roadway in the direction (X). 2. Pick-to-order device as claimed in claim 1, characterized in that the input conveyor (EF) is directed to approach the aisle (DF) of the racking system (RS ₂ ) in the transverse direction (Z), and the discharge conveyor The direction of (AF) can approach the roadway in the longitudinal direction (X). 3. Order picking device as claimed in claim 1, characterized in that the orientation of the input conveyor (EF) should be such that it can approach the lane in the longitudinal direction (X), and the direction of the discharge conveyor (AF) is such that Access to the aisles (DF) of the racking system (RS ₂ ) in the transverse direction (Z). 4. Order picking device as claimed in claim 1, characterized in that the input conveyor (EF) and the discharge conveyor (AF) are oriented such that they approach the aisle in the longitudinal direction (X). 5. Order picking device as claimed in claim 4, characterized in that the input conveyor (EF) and the discharge conveyor (AF) are arranged one above the other.

Images